Shell for a control unit



FIG. 1 is a top view of a shell for a control unit in accordance with myinvention;

FIG. 2 is a left side view thereof, the right side thereof being amirror image;

FIG. 3 is a rear view thereof;

FIG. 4 is a front perspective view thereof;

FIG. 5 is a rear perspective view thereof; and,

FIG. 6 is a bottom perspective view thereof.

The ornamental design for a shell for a control unit, as shown anddescribed.